public static string GenerateSignature(string URL, string method, string body, string clientId, AsymmetricAlgorithm privateKey, AuthenticationInterface auth = null)
{
OAuthParameters oAuthParameters = new OAuthParameters();
oAuthParameters.setOAuthConsumerKey(clientId);
oAuthParameters.setOAuthNonce(OAuthUtil.GetNonce());
oAuthParameters.setOAuthTimestamp(OAuthUtil.GetTimestamp());
oAuthParameters.setOAuthSignatureMethod("RSA-SHA1");
oAuthParameters.setOAuthVersion("1.0");
if (!string.IsNullOrEmpty(body))
{
string oAuthBodyHash = Util.Base64Encode(Util.Sha1Encode(body));
oAuthParameters.setOAuthBodyHash(oAuthBodyHash);
}
string oAuthSignature = OAuthUtil.RsaSign(OAuthUtil.GetBaseString(URL, method, oAuthParameters.getBaseParameters()), auth);
oAuthParameters.setOAuthSignature(oAuthSignature);
StringBuilder stringBuilder = new StringBuilder();
foreach (KeyValuePair <string, string> current in oAuthParameters.getBaseParameters())
{
if (stringBuilder.Length == 0)
{
stringBuilder.Append(OAuthParameters.OAUTH_KEY).Append(" ");
}
else
{
stringBuilder.Append(",");
}
stringBuilder.Append(current.Key).Append("=\"").Append(Util.UriRfc3986(current.Value)).Append("\"");
}
return(stringBuilder.ToString());
}
public void SignRequest(Uri uri, IRestRequest request)
{
String uriString = uri.ToString();
String methodString = request.Method.ToString();
//String bodyString = (String) request.Parameters.FirstOrDefault (p => p.Type == ParameterType.RequestBody).Value;
String bodyString = null;
Parameter bodyParam = request.Parameters.FirstOrDefault(p => p.Type == ParameterType.RequestBody);
if (methodString != "GET" && methodString != "DELETE" && methodString != "HEAD")
{
if (bodyParam != null)
{
bodyString = bodyParam.Value.ToString();
}
else
{
bodyString = "";
}
}
String signature = OAuthUtil.GenerateSignature(uriString, methodString, bodyString, clientId, privateKey);
request.AddHeader("Authorization", signature);
}
/// <summary>
/// This method generates an OAuth signature
/// </summary>
/// <param name="URL"></param>
/// <param name="method"></param>
/// <param name="body"></param>
/// <returns></returns>
public static String GenerateSignature(String URL, String method, String body, String clientId, AsymmetricAlgorithm privateKey)
{
OAuthParameters oAuthParameters = new OAuthParameters();
oAuthParameters.setOAuthConsumerKey(clientId);
oAuthParameters.setOAuthNonce(OAuthUtil.GetNonce());
//oAuthParameters.setOAuthNonce("ssxECu3Ww1rURm2tM");
oAuthParameters.setOAuthTimestamp(OAuthUtil.GetTimestamp());
//oAuthParameters.setOAuthTimestamp("1466961120");
oAuthParameters.setOAuthSignatureMethod("RSA-SHA256");
oAuthParameters.setOAuthVersion("1.0");
//Console.WriteLine("body: " + body);
if (body != null)
{
String encodedHash = Util.Base64Encode(Util.Sha256Encode(body));
//Console.WriteLine("bodyHash: " + encodedHash);
oAuthParameters.setOAuthBodyHash(encodedHash);
}
String baseString = OAuthUtil.GetBaseString(URL, method, oAuthParameters.getBaseParameters());
//Console.WriteLine("baseString: " + baseString);
String signature = RsaSign(baseString);
//Console.WriteLine("signature: " + signature);
oAuthParameters.setOAuthSignature(signature);
StringBuilder builder = new StringBuilder();
foreach (KeyValuePair <string, string> entry in oAuthParameters.getBaseParameters())
{
if (builder.Length == 0)
{
builder.Append(OAuthParameters.OAUTH_KEY).Append(" ");
}
else
{
builder.Append(",");
}
builder.Append((entry.Key)).Append("=\"").Append(Util.UriRfc3986(entry.Value)).Append("\"");
}
//Console.WriteLine("authKey: " + builder.ToString());
return(builder.ToString());
}
/// <summary>
/// This method generates an OAuth signature
/// </summary>
/// <param name="URL"></param>
/// <param name="method"></param>
/// <param name="body"></param>
/// <returns></returns>
public static String GenerateSignature(String URL, String method, String body, String clientId, AsymmetricAlgorithm privateKey)
{
OAuthParameters oAuthParameters = new OAuthParameters();
oAuthParameters.setOAuthConsumerKey(clientId);
oAuthParameters.setOAuthNonce(OAuthUtil.GetNonce());
oAuthParameters.setOAuthTimestamp(OAuthUtil.GetTimestamp());
oAuthParameters.setOAuthSignatureMethod("RSA-SHA1");
oAuthParameters.setOAuthVersion("1.0");
String encodedHash = Util.Base64Encode(Util.Sha1Encode(body));
oAuthParameters.setOAuthBodyHash(encodedHash);
String baseString = OAuthUtil.GetBaseString(URL, method, oAuthParameters.getBaseParameters());
String signature = RsaSign(baseString);
oAuthParameters.setOAuthSignature(signature);
StringBuilder builder = new StringBuilder();
foreach (KeyValuePair <string, string> entry in oAuthParameters.getBaseParameters())
{
if (builder.Length == 0)
{
builder.Append(OAuthParameters.OAUTH_KEY).Append(" ");
}
else
{
builder.Append(",");
}
builder.Append((entry.Key)).Append("=\"").Append(Util.uriRfc3986(entry.Value)).Append("\"");
}
return(builder.ToString());
}
